Looking for something to impress that special someone with this Valentine’s Day? Female budgies prefer males who successfully solve puzzle boxes. Talk about smart mate choice!
Fact and sketch contributed by Amelia Munson
Chen, J., Zou, Y., Sun, Y., & Cate, C. T. (2019). Problem-solving males become more attractive to female budgerigars. Science, 363 (6423), 166–167. DOI: 10.1126/science.aau8181